182f56cb0c
make ff_p* vars extern so that they can be used in various *_mmx.c files
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Originally committed as revision 11100 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-11-27 22:23:34 +00:00
ac40ce4244
Typo fix. Previous version had some picture error building up until next keyframe.
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Now MMX version decodes 1:1 what the C version does
patch by Christophe GISQUET %christophe P gisquet A free P fr%
Originally committed as revision 11090 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-11-25 09:43:35 +00:00
d3a9c44e1d
Strip debug stuff from vc1dsp_mmx.c, patch by Christophe GISQUET %hristophe P gisquet A free P fr%
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Original thread:
date: Nov 24, 2007 3:09 PM
subject: [FFmpeg-devel] [PATCH] Strip debug stuff from vc1dsp_mmx.c
Originally committed as revision 11088 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-11-24 14:34:25 +00:00
82821c913b
add VC-1 MMX DSP functions, under MIT license.
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patch by Christophe GISQUET %christophe P gisquet A free P fr%
original thread:
date: Jul 7, 2007 12:52 PM
subject: [FFmpeg-devel] [PATCH] VC-1 MMX DSP functions
Originally committed as revision 11074 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-11-21 22:41:31 +00:00
02d361919a
tring to workaround gcc 2.95 bug which causes random failures
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Originally committed as revision 11003 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-11-12 02:04:01 +00:00
deb43f0bd8
Explain why there are no multiple inclusion guards in these header files.
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Originally committed as revision 10771 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-10-17 22:29:13 +00:00
ab54bff20a
Remove wrong multiple inclusion guards.
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Those files are really meant to be included several times.
Originally committed as revision 10766 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-10-17 11:19:42 +00:00
5b21bdabe4
Add FFMPEG_ prefix to all multiple inclusion guards.
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Originally committed as revision 10765 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-10-17 09:37:46 +00:00
31b2c1446f
Add missing multiple inclusion guards.
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Originally committed as revision 10763 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-10-17 09:31:06 +00:00
bdb273564c
Fix intended order of operations for 4 assert() checks.
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Patch by Shane, gnome42 T gmail O com
Originally committed as revision 10711 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-10-11 22:18:38 +00:00
6810b93a81
sse2 version of compute_autocorr().
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4x faster than c (somehow, even though doubles only allow 2x simd).
overal flac encoding: 15-50% faster on core2, 4-11% on k8, 3-13% on p4.
Originally committed as revision 10621 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-09-29 22:31:18 +00:00
eafa1c90e5
Replace complicated and currently broken manual alignment code by
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DECLARE_ALIGNED_16. Fixes crash in ff_snow_horizontal_compose97i_sse2
Originally committed as revision 10261 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-08-30 11:41:58 +00:00
267b9479ac
typo
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Originally committed as revision 10250 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-08-27 10:39:31 +00:00
7bcc1d5b66
CONFIG_7REGS has been renamed to HAVE_7REGS
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Originally committed as revision 10237 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-08-26 16:10:53 +00:00
90e9e94d0f
workaround gcc bug, untested as my gcc is not complaining
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Originally committed as revision 10236 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-08-26 12:34:22 +00:00
cefa599953
optimize the first vertical lifting step, this also prevents another
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overflow, the last known possible overflow
Originally committed as revision 10234 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-08-26 11:16:23 +00:00
c90762766a
optimize 1st horizontal lifting step
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Originally committed as revision 10231 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-08-26 08:31:55 +00:00
1104bf2b20
typo
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Originally committed as revision 10230 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-08-26 08:03:23 +00:00
8b5029295d
get rid of totally senseless "m" + read in register we have enough
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registers to keep everything in registers
Originally committed as revision 10229 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-08-26 06:51:51 +00:00
bc1e78d896
simplify senselessly complex addressing
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Originally committed as revision 10228 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-08-26 02:02:14 +00:00
25bb359f73
cosmetics
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remove brain amputated mmx wrappers around sse2 macros
fix name of ..._sub macro to match ..._add naming
Originally committed as revision 10227 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-08-26 01:20:09 +00:00
629750290f
avoid overflow in the 3rd lifting step, this now needs mmx2 at minimum
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(patch for plain mmx support is welcome ...)
Originally committed as revision 10226 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-08-26 01:11:02 +00:00
b696a4c91d
avoid an overflow in the 1 horizontal lifting step
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Originally committed as revision 10225 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-08-25 19:04:33 +00:00
9caa1cccb9
prevent one overflow in the first vertical lifting step
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Originally committed as revision 10224 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-08-25 16:28:45 +00:00
3e0f7126b5
update mmx code to latest snow changes
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note, the code likely can overflow and thus needs some more changes
sse2 updated too but disabled as it is untested
Originally committed as revision 10223 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-08-25 15:20:56 +00:00
d593e32983
use 16bit IDWT (a SIMD implementation of it should be >2x faster then with
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the old 32bit code)
disable mmx/sse2 optimizations as they need a rewrite now
Originally committed as revision 10218 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-08-25 03:00:51 +00:00
ce611a27be
Change rounding of the horizontal DWT to match the vertical one.
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This allows some simplifications and optimizations and should
not have any effect on quality.
Originally committed as revision 10172 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-08-21 16:29:40 +00:00
30cd3e66bd
remove code which become unused by the previous changes
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Originally committed as revision 10166 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-08-21 00:05:30 +00:00
72dee89b5d
Simplify and optimize the 4th vertical lifting step of the SSE2 code (untested)
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This also reduces the needed headroom in that step by 1 bit
Originally committed as revision 10165 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-08-21 00:03:18 +00:00
d0dae46a90
Simplify and optimize the 4th vertical lifting step of the MMX code
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This also reduces the needed headroom in that step by 1 bit
Originally committed as revision 10164 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-08-21 00:02:19 +00:00
1ffbbef217
Simplify and speedup code, reduce needed headroom by 2 bits in the 3rd
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vertical lifting step of the SSE2 code (untested)
Originally committed as revision 10163 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-08-20 23:59:20 +00:00
4bf1790421
simplify, speedup and reduce needed headroom by 2 bits in the 3rd
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vertical lifting step
Originally committed as revision 10162 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-08-20 23:54:49 +00:00
dd30437bbe
replace <<1 by add for SSE2 (untested)
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Originally committed as revision 10161 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-08-20 23:11:05 +00:00
7e665a3943
replace <<1 by add
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Originally committed as revision 10160 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-08-20 23:09:39 +00:00
eee649d3b5
slightly change horizontal lift3 so it needs 1 bit less headroom
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Originally committed as revision 10159 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-08-20 23:02:59 +00:00
be3b22f9ca
remove idiotc double subtraction from the sse2 code (untested, no sse2 here)
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Originally committed as revision 10158 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-08-20 22:41:47 +00:00
8510c519e7
fixme note
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Originally committed as revision 10157 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-08-20 22:34:42 +00:00
3a9f44d5d5
and of course the unneeded double subtractions were blindly put in the
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mmx code
this also makes the affected code 4% faster
Originally committed as revision 10156 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-08-20 22:29:21 +00:00
73f51a4d3e
help some gcc version to optimize out those functions
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Originally committed as revision 9785 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-07-24 08:54:56 +00:00
674eeb5f57
cosmetics: indentation
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Originally committed as revision 9582 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-07-10 20:27:50 +00:00
eb75a69818
Avoid linking with h263.c functions when the relevant codecs
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are not compiled in.
Originally committed as revision 9581 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-07-10 20:23:08 +00:00
a00177a952
make arguments to ssd_int8_vs_int16() const
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Originally committed as revision 9548 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-07-08 23:15:00 +00:00
09a6682648
typos
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Originally committed as revision 9486 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-07-05 12:06:02 +00:00
e5a389a1b7
license header consistency cosmetics
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Originally committed as revision 9484 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-07-05 10:40:25 +00:00
7b94177e37
Group all copyright and author notices together.
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Originally committed as revision 9483 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-07-05 10:37:29 +00:00
efb775777f
add a comment to indicate which #endif belong to which #define
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Originally committed as revision 9356 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-06-17 18:59:28 +00:00
699b3f99d0
add multiple inclusion guards to headers
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Originally committed as revision 9345 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-06-17 00:01:30 +00:00
8657d5e549
correct type for {put,avg}_h264_chroma_mc2_mmx2
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Originally committed as revision 9333 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-06-16 14:51:57 +00:00
90b5b51eab
misc typo fixes
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Originally committed as revision 9291 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-06-12 18:50:50 +00:00
755bfeabcc
misc spelling fixes
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Originally committed as revision 9289 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-06-12 09:29:25 +00:00
Aurelien Jacobs
Christophe Gisquet
Michael Niedermayer
Diego Biurrun
Shane
Loren Merritt
Reimar Döffinger
Ramiro Polla
Måns Rullgård
Guillaume Poirier